Zhou Lin

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Shenzhen, CN

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Patents Grantslast 30 patents

Information Patent Grant
Push-pull door/window
- Patent number 11,371,274
- Issue date Jun 28, 2022
- SHENZHEN HOPO WINDOW CONTROL TECHNOLOGY CO., LTD.
- Shupeng Li
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Door and window system
- Patent number 11,098,513
- Issue date Aug 24, 2021
- Shenzhen Hopo Window Control Technology Co., Ltd.
- Zhiguo Liu
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES

Patents Applicationslast 30 patents

Information Patent Application
PUSH-PULL DOOR/WINDOW
- Publication number 20200032567
- Publication date Jan 30, 2020
- Shenzhen Hopo Window Control Technology Co., Ltd.
- Shupeng Li
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Application
Door and Window System
- Publication number 20190292828
- Publication date Sep 26, 2019
- Shenzhen Hopo Window Control Technology Co., Ltd.
- Zhiguo Liu
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES